Vedic Knowledge Online

As per the Puranas, there have been only 24 Rishis in India who have the Gayatri Mantra. It is believed that Sage Vishwamitra is the first saint of the 24 saints, and Sage Yajnavalkya the last. He also claims the distinction of being the author of the majority portion of the Mandala 3 of the Rig-Veda.